Snowflake
DEA-C02 · Question #20
When would a Data Engineer use TABLE with the FLATTEN function instead of the LATERAL FLATTEN combination?
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Data Transformation
Question
When would a Data Engineer use TABLE with the FLATTEN function instead of the LATERAL FLATTEN combination?
Options
- AWhen TABLE with FLATTEN requires another source in the FROM clause to refer to.
- BWhen TABLE with FLATTEN requires no additional source in the FROM clause to refer to.
- CWhen the LATERAL FLATTEN combination requires no other source in the FROM clause to refer
- DWhen TABLE with FLATTEN is acting like a sub-query executed for each returned row.
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Topics
#Snowflake FLATTEN#Semi-structured data#Lateral vs Table function#JSON and Array processing